Stihl 4203 · Section C · 3 of 13 · 37 parts

Air filter, Ignition system

Fits BR 340, BR 340 L, BR 380, BR 420, BR 420 C.

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Parts (37)

Pos	Part number	Description	Qty
1	4203 140 2806	Filter housing	1
2	9022 341 1220	Spline screw IS-M5x48	2
3	9022 341 0980	Spline screw IS-M5x16	2
4	4134 123 7500	Grommet	1
5	0000 353 6500	Plug	1
6	0000 989 0516	Grommet	1
7	not sold separately	Hose 3.1x5.7x135 mm, R3 not available as a separate item	1
8	4203 141 0301	Air filter	1
9	4203 120 1500	Prefilter	1
10	4203 140 1001	Filter cover	1
11	4128 141 8000	Screw plug	2
12	4203 129 0900	Gasket	2
13	4203 129 0900	Gasket	1
14	4203 122 1000	Flange	1
15	4203 120 0610	Carburetor HD-45	1
15	not sold separately	Carburetor HD-28A no longer available from factory	1
16	4203 120 0609	Carburetor WT-580	1
17	4203 182 9501	Choke knob	1
18	4114 129 0501	Gasket	1
19	9022 341 1050	Spline screw IS-M5x25	2
20	4203 120 2205	Flange	1
21	4203 120 2200	Flange	1
22	4203 129 0901	Gasket	2
23	4203 122 1600	Heat shield	1
25	9210 261 1140	Hexagon nut M8x1	1
26	4203 400 1302 NLA	Ignition module	1
27	4203 400 1301	Ignition module → replaced by 4203 020 2106 TI 19/2001	1
28	not sold separately	Ignition lead 270 mm not available as a separate item	1
29	0751 030 8415	Spade terminal 6.3	1
30	9022 341 1019	Spline screw IS-M5x20	2
31	0000 989 0602	Grommet	1
32	0000 967 3693	Warning pictogram Filler cap	1
Not numbered on the diagram — assemblies, kits and options
—	0000 930 2803	Hose 3.1x5.7 mm x 1 m, R3 not illustratedoption	1
—	0712 923 8004	Hose 3.1x5.7 mm x 10 m, R3 not illustratedoption	1
—	4203 007 1028	Air filter kit option	1
—	0000 405 0600 NLA	Ignition lead 1 m option	1
—	4203 007 1050	Set of gaskets	1

2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.

Wrong number or missing part for the BR 340, BR 340 L, BR 380, BR 420, BR 420 C? Report a correction →